Finding the Fourth Proportional to 62,862.39, 86,742.81 and 36,003.30

Step by Step Solution

1. Step 1: Write the proportion equation
   62,862.39 : 86,742.81 = 36,003.30 : x
2. Step 2: Convert to fraction form
   62,862.39/86,742.81 = 36,003.30/x
3. Step 3: Cross multiply
   62,862.39x = 86,742.81 × 36,003.30
4. Step 4: Simplify right side
   62,862.39x = 3,123,027,411.27
5. Step 5: Solve for x
   x = 3,123,027,411.27/62,862.39
6. Step 6: Final answer
   x = 49,680.38